Great Northern Railway Caboose X-103 in red color scheme at Wenatchee, Washington. Other subject classes: Caboose

Great Northern Railway Caboose X-113 in Big Sky Blue color scheme at Wenatchee Washington in 1972. Other subject classes: Caboose

Great Northern Railway Caboose X-130 in Big Sky Blue color scheme at Wenatchee Washington in 1971. Other subject classes: Caboose

Great Northern Railway Caboose X-132 in Big Sky Blue color scheme at Wenatchee Washington in 1971. Other subject classes: Caboose

Great Northern Railway Caboose X-135 in Big Sky Blue color scheme at Wenatchee Washington in 1971. Other subject classes: Caboose

Great Northern Railway Caboose X-139 in Big Sky Blue color scheme at Wenatchee Washington in 1971. Other subject classes: Caboose

Great Northern Railway Caboose X-147 in Big Sky Blue color scheme at Wenatchee, Washington. Other subject classes: Caboose

Great Northern Railway Caboose X-155 in Big Sky Blue color scheme at Wenatchee Washington in 1971. Other subject classes: Caboose

Great Northern Railway Caboose X180 at Seattle, Washington. Other subject classes: Caboose, Scale Test Car

Great Northern Railway Caboose X-24 in red color scheme at Wenatchee Washington in 1970. Other subject classes: Caboose